MAX25249ATPW/VY+T

Overview

The MAX25249ATPW/VY+T is a high-voltage, ASIL-B certified camera power management IC (PMIC) manufactured by Analog Devices Inc./Maxim Integrated. It integrates four output regulators within a compact 20-WETQFN package. The topology includes three synchronous buck converters and one low-dropout linear regulator (LDO). The device operates with an input voltage range of 4.5 V to 36 V. Output capabilities include adjustable voltages from 800 mV to 3.9875 V for the buck channels and up to 4 V for the LDO channel, supporting currents up to 1.2 A. It features a fixed switching frequency of 2.2 MHz and supports operation in temperatures ranging from -40°C to +125°C.

Feature Summary

• ASIL-B functional safety certification for automotive applications
• Integrated multi-regulator topology combining synchronous buck and LDO outputs
• High-voltage input capability suitable for automotive power systems
• Compact surface-mount packaging with wettable flanks

Applications

• Automotive camera sensor power supply
• Infotainment system power management
• ADAS vision module regulation

Procurement Notes

Verify the specific suffix 'W' against official documentation to confirm package type and availability status. Confirm ASIL-B compliance requirements match the target application safety integrity level. Check for RoHS3 and REACH compliance details in the manufacturer datasheet before finalizing procurement specifications.

Selection Notes

Select this component when designing automotive camera systems requiring integrated power regulation with functional safety certification. Ensure the input voltage range aligns with the vehicle's electrical architecture. Verify that the combined output current requirements fit within the specified limits of the integrated buck and LDO channels.

Part Context

This part belongs to the MAX25249 family of specialized PMICs designed for automotive imaging applications. It addresses the need for compact, high-reliability power solutions in modern vehicle electronics. The integration of multiple regulators reduces board space and simplifies design complexity compared to discrete solutions.

Replacement Considerations

Consult official substitution guides for compatible parts such as the MAX25249BATPE/VY+T or MAX25249BATPB/VY+T. Verify pin compatibility and electrical parameter alignment before considering alternative sources.